103903120

素因数分解:

$2^4\times 5^1\times {\mathrm{1298789}}^1$

素因数の和:1298802

約数の個数: 20

約数和(自身を含む): 241574940

約数和(自身を除く): 137671820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1298789, 2597578, 5195156, 6493945, 10390312, 12987890, 20780624, 25975780, 51951560, 103903120]

約数ペア:

[(1, 103903120), (2, 51951560), (4, 25975780), (5, 20780624), (8, 12987890), (10, 10390312), (16, 6493945), (20, 5195156), (40, 2597578), (80, 1298789)]